[1] : The Collaborative International Dictionary of English v.0.48

cipher \ci"pher\, v. i. imp.  p. p. ciphered; p. pr.  vb.
   n. ciphering.
   to use figures in a mathematical process; to do sums in
   arithmetic.
   1913 webster

         't was certain he could write and cipher too.
                                                  --goldsmith.
   1913 webster
see also:
ciphered ciphering 

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Ciphered, definition of term: Ciphered
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